Interpreting Reactor Antineutrino Anomalies with STEREO data

The STEREO collaboration
Nature 613 (2023) 257-261, 2023.

Abstract (data abstract)
These data support the final STEREO results.

  • Spectrum analysis: Theoretical beta decay spectrum of 12B

    10.17182/hepdata.132368.v1/t1

    12B prediction used for the control of the energy scale. The three most intense beta decay branches of 12B have...

  • Spectrum analysis: Measured spectrum for Phase-II and Phase-III

    10.17182/hepdata.132368.v1/t2

    STEREO IBD Spectrum for phase-II and phase-III. The spectra are given in nu/day and normalized to reactor power in cm2/fission/MeV...

  • Spectrum analysis: Covariance of the prompt spectra

    10.17182/hepdata.132368.v1/t3

    STEREO Global Covariance Matrix for phase-II and phase-III. The matrix is given as a 44x44 matrix, with 44 bins for...

  • Spectrum analysis: detection efficiency

    10.17182/hepdata.132368.v1/t4

    STEREO detection and selection efficiency for Phase-II and III. The efficiency is given in 22 antineutrino energy bins, bins 2-21...

  • Spectrum analysis: detector response matrix

    10.17182/hepdata.132368.v1/t5

    STEREO Detector Response Matrix for Phase-II and III. The matrix is given as a 22x22 matrix, with 22 rows corresponding...

  • Spectrum analysis: IBD spectrum in antineutrino energy

    10.17182/hepdata.132368.v1/t6

    STEREO unfolded U-235 spectrum, given with 20 antineutrino energy bins (bins 1-19 are 250 keV wide, with centers ranging from...

  • Spectrum analysis: Covariance of the undolded spectrum

    10.17182/hepdata.132368.v1/t7

    Covariance matrix of the unfolded U-235 spectrum, given as a 20x20 matrix with 20 antineutrino energy bins (bins 1-19 are...

  • Spectrum analysis: Filter matrix

    10.17182/hepdata.132368.v1/t8

    Filter matrix associated with the Tikhonov-regularized unfolding. The filter matrix $A$ encodes all biases coming from the unfolding process itself....

  • Oscillation analysis: Measured spectra in each cell

    10.17182/hepdata.132368.v1/t9

    STEREO IBD Spectrum in each cell for phase-II and phase-III. The spectra are given in nu/day with 11 500keV-wide measured-energy...

  • Oscillation analysis: Delta Chi-squared map (2D method)

    10.17182/hepdata.132368.v1/t10

    STEREO $\Delta\chi^2$ map (2D Feldman-Cousins method) obtained from STEREO data. $\Delta\chi^2$ is defined as $\Delta\chi^2 = \chi^2_\text{H0} - \chi^2_\text{min}$ with...

  • Oscillation analysis: Delta Chi-squared sensitivity map (2D)

    10.17182/hepdata.132368.v1/t11

    STEREO median $\Delta\chi^2$ map (2D Feldman-Cousins method) obtained from $10^4$ no-oscillation toys. $\Delta\chi^2$ is defined as $\Delta\chi^2 = \chi^2_\text{H0} -...

  • Oscillation analysis: CLs map (CLs method)

    10.17182/hepdata.132368.v1/t12

    STEREO CLs map (CLs method) obtained from STEREO data. CLs is defined as $(1-p1)/(1-p0)$ with $p0$ [$p1$] the p-value from...

  • Oscillation analysis: CLs sensitivity map (CLs method)

    10.17182/hepdata.132368.v1/t13

    STEREO median CLs map (CLs method) obtained from $5\times 10^3$ no-oscillation toys. CLs is defined as $(1-p1)/(1-p0)$ with $p0$ [$p1$]...

  • Oscillation analysis: Exclusion and sensitivity contours (2D)

    10.17182/hepdata.132368.v1/t14

    STEREO exclusion and sensitivity contours in the $(\sin 2\theta_{ee},\Delta m^2_{41})$ plane (2D Feldman-Cousins method).

  • Oscillation analysis: Exclusion and sensitivity contours (CLs)

    10.17182/hepdata.132368.v1/t15

    STEREO exclusion and sensitivity contours in the $(\sin 2\theta_{ee},\Delta m^2_{41})$ plane (CLs method).

  • Oscillation analysis: critical-Delta Chi-squared map (2D method)

    10.17182/hepdata.132368.v1/t16

    STEREO critical-$\Delta\chi^2$ map (2D Feldman-Cousins method) for 95%CL and 99%CL. A $(\sin2\theta_{ee},\Delta m^2_{41})$ point is excluded at n%CL if $\Delta\chi^2...

  • Oscillation analysis: critical-CLs map (CLs method)

    10.17182/hepdata.132368.v1/t17

    STEREO critical-CLs map (CLs method) for 95%CL and 99%CL. A $(\sin2\theta_{ee},\Delta m^2_{41})$ point is excluded at n%CLs if CLs <...

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